GY-271 Electronic Compass Compass Module HMC5883L Triple Axis Compass Three-axis Magnetic Field Sensor Description: High quality immersion gold pcb machine welding processes, quality assurance Name: HMC5883L module (three-axis magnetic field module) Model: GY-271 Chip: HMC5883L Power supply :3-5v Means of communication: IIC communication protocol Measuring range: ± 1.3-8 Gauss chematics, manuals and reference documentation of relevant data 51, the AVR microcontroller test code Document link: https://cloud.mail.ru/public/8671dc07c92b%2FFZ0082%20GY-271%20HMC5883L%20Triple%20Axis%20Compass%20module.rar Package Includes: 2 x Triple Axis Compass